139450120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{183487}}^1$

素因数の和:183517

約数の個数: 32

約数和(自身を含む): 330278400

約数和(自身を除く): 190828280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 183487, 366974, 733948, 917435, 1467896, 1834870, 3486253, 3669740, 6972506, 7339480, 13945012, 17431265, 27890024, 34862530, 69725060, 139450120]

約数ペア:

[(1, 139450120), (2, 69725060), (4, 34862530), (5, 27890024), (8, 17431265), (10, 13945012), (19, 7339480), (20, 6972506), (38, 3669740), (40, 3486253), (76, 1834870), (95, 1467896), (152, 917435), (190, 733948), (380, 366974), (760, 183487)]